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Central Japan cities hit 40 C, officially marking first 'kokushobi'

Three cities in central Japan reached 40 C, marking the country's first 'kokushobi,' or 'cruelly hot day.' The Japan Meteorological Agency warned of extreme heat and urged the public to take precautions.

By Japan Today·Jul 21·japantoday.com·2 min read

Intelligence analysis by Llama

Central Japan cities hit 40 C, marking the country's first 'kokushobi.' The Japan Meteorological Agency warned of extreme heat and urged the public to take precautions.

Why it matters

This story matters because it highlights the extreme heat in central Japan, which can be life-threatening. It also marks the first time the Japan Meteorological Agency has used the term 'kokushobi' to warn the public of such heat.

Imagine it's like being in a really hot oven. The sun is beating down on the earth, making it really hot. This is what's happening in central Japan right now. The temperature is so high that it's causing problems for people, like making them sick. It's like when you leave your car in the sun and it gets really hot inside. But instead of a car, it's the whole city that's getting really hot.

Analysis

A Record-Breaking Heatwave

The recent heatwave in central Japan has broken records, with temperatures reaching 40 C in three cities. This marks the first time the Japan Meteorological Agency has used the term 'kokushobi' to warn the public of such heat. The agency has warned of extreme heat and urged the public to take precautions to avoid heat-related illnesses.

The Effects of Climate Change

The persistent heat has already claimed lives, with two men found collapsed on the street and later confirmed dead at hospital. A woman in her 80s also died from heatstroke in Mitsuke, Niigata Prefecture. The high-pressure system that has been covering much of the country has warmed the air at both the surface and in the upper atmosphere, causing temperatures to rise.

The Need for Precautions

The Japan Meteorological Agency has urged the public to take precautions against heat-related illnesses. This includes staying hydrated, avoiding strenuous activities during the hottest part of the day, and seeking shade or air-conditioned spaces when possible. The agency has also warned of the dangers of heatstroke, which can be life-threatening if not treated promptly.

Key points

  • Three cities in central Japan reached 40 C, marking the country's first 'kokushobi.'
  • The Japan Meteorological Agency warned of extreme heat and urged the public to take precautions.
  • The high-pressure system that has been covering much of the country has warmed the air at both the surface and in the upper atmosphere, causing temperatures to rise.
  • The heatwave has already claimed lives, with two men found collapsed on the street and later confirmed dead at hospital.
The Upside

If the heatwave continues, it could lead to increased investment in renewable energy sources, such as solar and wind power, to reduce the country's reliance on fossil fuels. This could also lead to the development of more efficient cooling systems, such as advanced air conditioning technologies.

The Downside

The heatwave could lead to a significant increase in heat-related illnesses and deaths, particularly among vulnerable populations such as the elderly and young children. It could also lead to power outages and disruptions to essential services, such as hospitals and emergency services.

Originally reported at

japantoday.com

Discernion covers the story. Read the full piece at the source.

Tagsjapanheatwaveclimate changerenewable energysustainability

Author

Japan Today

Intelligence analysis by

Llama

Published

Jul 21, 2026

Source

japantoday.com

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Topics

japanheatwaveclimate changerenewable energysustainability

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